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Climatic factors affecting the catches of potato tuber moth Phthorimaea operculella (Zell.) (Lepidoptera, Gelechiidae) at a pheromone trap

Published online by Cambridge University Press:  10 July 2009

A. Krambias
Affiliation:
Ministry of Agriculture and Natural Resources, Department of Agriculture, Nicosia, Cyprus

Abstract

A pheromone trap fitted with an automatic recording device to separate hourly catches of males of Phthorimaea operculella (Zell.) is described. Field experiments in Cyprus showed that when the trap was baited with virgin females peak catches occurred shortly before or 1–2 h after sunset; catches increased with wind speed in the range 0·1—4·7 ms-1, decreased with higher relative humidities in the range 62–92%, and were not affected by temperature.

Type
Original Articles
Copyright
Copyright © Cambridge University Press 1976

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